Ceiling fan



FIG. 1 is a front perspective view of a ceiling fan showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a bottom plan view thereof; and,

FIG. 8 is another front perspective view thereof.

The broken lines are for the purpose of illustrating environmental structure and interior elements and form no part of the claimed design. 

CLAIM The ornamental design for a ceiling fan, as shown and described. 